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134
135
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Injector setting
Connect injector to high pression pump
and check that setting pres-
sure is 210 ÷ 220 bar for size S injector and 245 ÷ 255 bar for size P
injector.
To change injector setting replace the shim over the spring.
When replacing the spring, setting should be performed at a 10 bar
greater pressure to allow for bedding during operation.
Check needIe valve sealing by slowly moving hand pump until appro-
ximately 180 bar.
Replace nozzle in case of dripping (only for size S injectors).
Fuel system
Use a 19 mm box wrench to lock the injection pump union and a 17
mm box wrench to loosen the union of the injector pump high-pressu-
re pipe.
Use a 14 mm box wrench to lock the injector union and a 17 mm box
wrench to loosen the union of the injector pump high-pressure pipe.
(Static) Injection timing
Remove the rocker arm cover.
KD Workshop Manual_cod. ED0053029350_
1° ed
_ rev.
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Summary of Contents for KD 626/3
Page 1: ...KD 625 3 626 3 WORKSHOP MANUAL...
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